Data Centers

    November 2020
    Sager Electronics Offers NMB’s PWM Cooling Fans
    Sager Electronics is now stocking NMB’s High Performance PWM Cooling Fans. NMB’s new series of high performance, 4 wire, PWM driven fans with tachometer signal offer high torque, efficient motor technology, and aerodynamic impeller design. Benefits of the PWM series include increased fan life expectancy, ene
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    Date:
    11/23/2020
    600V Super Junction MOSFETs in SMD-type TOLL Package
    Alpha and Omega Semiconductor Limited (AOS) announced the release of a Fast Switching 600V αMOS5 Super Junction MOSFETs in SMD-type TOLL Package. αMOS5 is AOS’s latest generation of high voltage MOSFET, designed to meet the high efficiency and high-density needs for Quick Charger, Adapter, PC Power, Server, In
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    Date:
    11/16/2020
    Würth Elektronik’s online platform REDEXPERT expanded
    Würth Elektronik has heeded its customers’ suggestions from the practical area and has installed a feature that enables the direct comparison of aluminum-electrolyte and aluminum-polymer capacitors. The calculation of the ripple current has also been improved. The RedExpert online platform has now been modified
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    Date:
    11/13/2020
    30W medical power supplies are (EU) 2019/1782 compliant
    Certified to the medical safety standards IEC 60601-1 and EN 60601-1-11 and compliant to EN 60601-1-2 Edition 4 for EMC, the products have a Class II input requiring no earth ground. The WWM30 also meets the EU Tier 2 ((EU) 2019/1782) and DoE Level VI efficiency standards. The series is suited for home healthca
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    Date:
    11/13/2020
    Low-inductance SiC power module and programmable gate driver kit
    The transformation to electrify transportation – from trains, trams, and trolleys to buses, automobiles and EV chargers – continues at a rapid pace, as countries shift toward improved modes of transit with greater efficiency and innovative technology. Microchip has announced its AgileSwitch digital programmab
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    Date:
    11/13/2020
    Digital XDP controller for cost-effective flyback LED drivers
    It provides high power factor and constant voltage output. The device operates in quasi-resonant mode (QRM) to maximize the efficiency and minimize the electromagnetic interference (EMI) over a wide load range. It accommodates active burst mode (ABM) at light load to prevent audible noise while achieving a no-lo
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    Date:
    11/13/2020
    Würth Elektronik presents WE-TGF thermoconductive gap filler
    The outstanding feature of the self-adhesive gap-filler material: The non-conductive barrier with a high dielectric strength has a high thermoconductivity index of 1 W/(m*K). The material easily adapts to the differing thicknesses of components on the PCB and fills the gaps between hot electronic components and me
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    Date:
    11/13/2020
    The MAX31889 digital temperature sensor features an unmatched combination of accuracy and power consumption, replacing expensive resistance temperature detectors (RTDs) in precise temperature-sensitive applications. The MAX31825 digital temperature sensor enables up to 64 devices per bus, all parasitically powe
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    Date:
    11/13/2020
    Durable 1.27mm pitch connectors with cable assemblies
    Based on customer feedback, the company has just introduced off-the-shelf IDC cable assembly options to accompany the existing discrete connector components. These are available now direct from stock through Harwin’s global network of distributors. On each of these assemblies, a ribbon cable is fitted with female conne
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    Date:
    11/13/2020
    Schaffner reintroduce single-phase EMC filter
    Large and complex machine tools with multiple driving axes and very long motor cables can be subjected to major reliability problems caused by internal coupling of interferences from the drive system to the control wires. This can cause dropouts and interrupts of the control unit and consequently lead to unnece
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    Date:
    11/13/2020
    Nexperia TrEOS automotive ESD protection
    In common with all TrEOS components, the new parts combine extremely low capacitance ensuring high signal integrity, extremely low clamping and high robustness for modern automotive interfaces. Specific automotive applications include infotainment, multimedia and ADAS systems featuring USB 3.2, HDMI, LVDS, SerD
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    Date:
    11/13/2020
    Flex Power Designer with design support for Xilinx FPGAs
    The new 4.0 release also provides further system optimization and loop compensator features to improve overall power-stage design analysis, helping power designers to accelerate time to market. Primarily, the latest major upgrade to this software version provides a load-based design capability that enables a
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    Date:
    11/13/2020
    Compact auto-ranging DC supply with energy-recovering DC load
    The PSB series are microprocessor controlled bi-directional supplies that feature two devices in one: an auto-ranging DC power supply and an electronic DC load with energy recovery. The bi-directional package replaces individual programmable sources and loads, and the regenerative load returns up to 95% of test
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    Date:
    11/13/2020
    WE-MK high-frequency, multilayer ceramic inductors
    WE-MK is available in three different sizes—0201, 0402 and 0603—as well as various inductance values from 1 nH up to 470 nH. The WE-MK inductors have very stable inductance over the entire operating temperature range from -55 to +125°C with inductance tolerances of ±5% or ±0.3 nH (depending on inductance val
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    Date:
    11/13/2020
    RS Components stocks HARTING SPE connectivity solutions
    Compliant with the newly established IEC 63171-6 industry standard, the Tw1ster connector series fully addresses the needs within modern industrial settings for more compact, lightweight cabling. Through these cutting-edge interconnect components, both data and power can be simultaneously transported, thereby reduc
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    Date:
    11/13/2020
    TRENCHSTOP IGBT7 technology now available in TO-247 housing
    The device comes in a TO-247 with 650 V break down voltage. The new TRENCHSTOP family portfolio consists of current ratings of 20 A, 30 A, 40 A, 50 A, and 75 A. It can easily be used for replacing previous technologies and for paralleling. This version of IGBT7 is especially suited to applications such as indust
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    Date:
    11/13/2020
    Switching regulators are drop-in replacements for LMxx devices
    TSR-WI devices offer high efficiencies of up to 94%, along with low standby current and excellent line/load regulation. The TSR-WI Series comprises two families of single-output switching regulator — known as TSR-0.6WI and TSR-1WI, with 0.6A and 1A maximum output current ratings, respectively — and output
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    Date:
    11/13/2020
    Second-generation full-SiC industrial power modules
    The low power loss characteristics and high carrier frequency operation of the SiC-MOSFET (metal oxide semiconductor field-effect transistor) and SiC-SBD (schottky barrier diode) chips in the modules are expected to facilitate the development of more efficient, smaller and lighter weight power equipment in various in
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    Date:
    11/13/2020
    RS Components adds SiC MOSFETs from ON Semiconductor
    The new N-channel SiC MOSFETs support accelerated switching speeds (with rise times of as little as 10ns). Exhibiting on-resistance figures going down to 20mΩ alongside industry-leading gate charge values, they are subject to minimal power losses. Exceptionally robust, these devices can cope with ultra-high c
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    Date:
    11/13/2020
    Lite-on delivers SMPS with 80 PLUS Titanium certificate
    The trend of digitalization has accelerated. Consequently, the number of server farms has risen and with it the power demand. Driven by the phenomenon of global warming, the importance of higher energy efficiency of operations is therefore increasing. Introduced in 2004, the measurement standards defined by th
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    Date:
    11/13/2020
    Zero cross detection ICs for home appliances
    The rising demand for smart home devices and IoT applications has added communication functionality (i.e. Wi-Fi) to home appliances. As it is necessary for such devices to always be ON to maintain communication, manufacturers are required to reduce standby power consumption even more to around 0.5W. This calls
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    Date:
    11/13/2020
    Quarter brick digital DC/DC converter delivers up to 500 W
    The new converter family provides indispensable monitoring functionality and control of the feedback loop to help stabilization. The high-density BMR683 converter is introduced in the industry-standard quarter-brick format, saving valuable board space. The device has an output power up to 500 W at 28 Vout, and an in
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    Date:
    11/13/2020
    Low profile, 3-phase 5kW AC-DC power supply
    In common with the existing products in the range, the new HPT5K0-L units feature a three-phase, three-wire & earth, 180 to 528VAC input and they carry ITE/industrial and medical agency approvals. The new ‘-L’ designated units are supplied in a chassis mount package with a height of just 63mm (2.5”)
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    Date:
    11/13/2020
    COSEL adds 300W power solution with triple isolated outputs
    The RBC300F is an open-frame, configurable AC/DC power supply with triple outputs tailored for robotic controllers and factory automation. Based on a unique concept, the Cosel RBC300F series offers three configurable isolated outputs, with one having a reinforced isolation to power Intelligent Gate Bipolar Trans
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    Date:
    11/13/2020
    100 V eGaN FET Family
    The applications for these leading-edge devices include synchronous rectification, class-D audio, infotainment systems, DC-DC converters (hard-switched and resonant), and lidar for autonomous cars, robotics, and drones. The EPC2218 (3.2 mΩ, 231 Apulsed) and the EPC2204 (6 mΩ, 125 Apulsed) have nearly 20% lo
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    Date:
    11/13/2020
    170V eGaN FET Offers Best-in-Class Synchronous Rectification
    Efficient Power Conversion Corporation advances the performance capability while lowering the cost of off-the-shelf gallium nitride transistors with the introduction of the EPC2059 (6.8 mΩ, 170 V) eGaN FET.  This device is the latest in a family of 100 V – 200 V solutions suitable for a wide-range of po
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    Date:
    11/09/2020
    Forty Years of Know-How

    Figure 1: Technology development and product family positioning of Infineon’s 12-300 V power MOSFET offering

    Our world has experienced dramatic change over the past 50 years. New economic, social and technological trends have emerged significantly impacting our way of life in different ways.  Regardless of the way and degree to which the world has been changing, one thing remains: technology plays a crucial role in
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    Date:
    11/01/2020

    Power Systems Design

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    Power Systems Design

    Published by Power Systems (PSD) serves all aspects of the Power Electronics market including but not limited to Power Conversion, Power Management, Intelligent and Embedded Motion, Automotive, Renewable Energy, Energy Efficiency and Lighting. PSD is published 10x per year in English with separate print editions for Europe and North America and is published 6x per year in China. PSD Apps are available for Android & iOS. Additionally qualified power engineering professionals may subscribe and receive PSD daily PowerSurge newsletters.